37222873 has 2 divisors, whose sum is σ = 37222874. Its totient is φ = 37222872.

The previous prime is 37222849. The next prime is 37222879. The reversal of 37222873 is 37822273.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29997529 + 7225344 = 5477^2 + 2688^2 .

It is a cyclic number.

It is not a de Polignac number, because 37222873 - 2⁵ = 37222841 is a prime.

It is equal to p_2274496 and since 37222873 and 2274496 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (37222879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18611436 + 18611437.

It is an arithmetic number, because the mean of its divisors is an integer number (18611437).

Almost surely, 2^37222873 is an apocalyptic number.

It is an amenable number.

37222873 is a deficient number, since it is larger than the sum of its proper divisors (1).

37222873 is an equidigital number, since it uses as much as digits as its factorization.

37222873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28224, while the sum is 34.

The square root of 37222873 is about 6101.0550726903. The cubic root of 37222873 is about 333.8899113676.

The spelling of 37222873 in words is "thirty-seven million, two hundred twenty-two thousand, eight hundred seventy-three".